Senior Backend Engineer — AI-Driven Platform (Hybrid/Remote)

Digital Waffle; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Digital Waffle in London offers a hybrid Backend Engineer role focused on AI-enabled development. You will design and scale Python/FastAPI APIs, work with AWS, and collaborate with product and design teams to deliver customer value.

The role emphasizes autonomy, owning delivery, and shaping engineering practices in a fast-growing startup; experience with AI tooling like Cursor and Claude is a plus.

Qualifications

• Strong commercial experience building backend applications with Python.
• Proven experience with FastAPI (essential).
• Experience operating cloud-native applications on AWS.
• Background in product-led startups or fast-paced engineering environments.
• Comfortable using AI-assisted development tools as part of daily workflow.
• Ability to work autonomously, own delivery and make technical decisions.

Responsibilities

• Design, build and scale backend services using Python and FastAPI.
• Develop reliable, well-tested APIs and distributed services on AWS.
• Collaborate with product managers, designers and frontend engineers.
• Work in short, iterative delivery cycles with cross-functional teams.
• Leverage AI-assisted development tools to accelerate delivery and code quality.
• Influence architecture, engineering standards and platform evolution.
• Shape engineering practices within a high-growth tech business.

Skills

Python backend

FastAPI

AWS

AI tooling

Autonomy

Education

Bachelor's degree in CS/Engineering

Tools

Cursor

Claude

React

Job description

Digital Waffle in London offers a hybrid Backend Engineer role focused on AI-enabled development. You will design and scale Python/FastAPI APIs, work with AWS, and collaborate with product and design teams to deliver customer value.

The role emphasizes autonomy, owning delivery, and shaping engineering practices in a fast-growing startup; experience with AI tooling like Cursor and Claude is a plus.